DateTimeFormatterRegistrar supports Duration and Period as well

Issue: SPR-13721

spring-context/src/main/java/org/springframework/format/datetime/standard/DateTimeConverters.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2014 the original author or authors.
+ * Copyright 2002-2015 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -85,6 +85,7 @@ final class DateTimeConverters {
 		}
 	}
 
+
 	@UsesJava8
 	private static class LocalDateTimeToLocalDateConverter implements Converter<LocalDateTime, LocalDate> {
 
@@ -94,6 +95,7 @@ final class DateTimeConverters {
 		}
 	}
 
+
 	@UsesJava8
 	private static class LocalDateTimeToLocalTimeConverter implements Converter<LocalDateTime, LocalTime> {
 
@@ -103,6 +105,7 @@ final class DateTimeConverters {
 		}
 	}
 
+
 	@UsesJava8
 	private static class ZonedDateTimeToLocalDateConverter implements Converter<ZonedDateTime, LocalDate> {
 
@@ -112,6 +115,7 @@ final class DateTimeConverters {
 		}
 	}
 
+
 	@UsesJava8
 	private static class ZonedDateTimeToLocalTimeConverter implements Converter<ZonedDateTime, LocalTime> {
 
@@ -121,6 +125,7 @@ final class DateTimeConverters {
 		}
 	}
 
+
 	@UsesJava8
 	private static class ZonedDateTimeToLocalDateTimeConverter implements Converter<ZonedDateTime, LocalDateTime> {
 
@@ -139,6 +144,7 @@ final class DateTimeConverters {
 		}
 	}
 
+
 	@UsesJava8
 	private static class ZonedDateTimeToInstantConverter implements Converter<ZonedDateTime, Instant> {
 
@@ -149,6 +155,7 @@ final class DateTimeConverters {
 		}
 	}
 
+
 	@UsesJava8
 	private static class OffsetDateTimeToLocalDateConverter implements Converter<OffsetDateTime, LocalDate> {
 
@@ -158,6 +165,7 @@ final class DateTimeConverters {
 		}
 	}
 
+
 	@UsesJava8
 	private static class OffsetDateTimeToLocalTimeConverter implements Converter<OffsetDateTime, LocalTime> {
 
@@ -167,6 +175,7 @@ final class DateTimeConverters {
 		}
 	}
 
+
 	@UsesJava8
 	private static class OffsetDateTimeToLocalDateTimeConverter implements Converter<OffsetDateTime, LocalDateTime> {
 
@@ -176,6 +185,7 @@ final class DateTimeConverters {
 		}
 	}
 
+
 	@UsesJava8
 	private static class OffsetDateTimeToZonedDateTimeConverter implements Converter<OffsetDateTime, ZonedDateTime> {
 
@@ -185,6 +195,7 @@ final class DateTimeConverters {
 		}
 	}
 
+
 	@UsesJava8
 	private static class OffsetDateTimeToInstantConverter implements Converter<OffsetDateTime, Instant> {
 
@@ -194,6 +205,7 @@ final class DateTimeConverters {
 		}
 	}
 
+
 	@UsesJava8
 	private static class CalendarToZonedDateTimeConverter implements Converter<Calendar, ZonedDateTime> {
 
@@ -203,6 +215,7 @@ final class DateTimeConverters {
 		}
 	}
 
+
 	@UsesJava8
 	private static class CalendarToOffsetDateTimeConverter implements Converter<Calendar, OffsetDateTime> {
 
@@ -212,6 +225,7 @@ final class DateTimeConverters {
 		}
 	}
 
+
 	@UsesJava8
 	private static class CalendarToLocalDateConverter implements Converter<Calendar, LocalDate> {
 
@@ -221,6 +235,7 @@ final class DateTimeConverters {
 		}
 	}
 
+
 	@UsesJava8
 	private static class CalendarToLocalTimeConverter implements Converter<Calendar, LocalTime> {
 
@@ -230,6 +245,7 @@ final class DateTimeConverters {
 		}
 	}
 
+
 	@UsesJava8
 	private static class CalendarToLocalDateTimeConverter implements Converter<Calendar, LocalDateTime> {
 
@@ -239,6 +255,7 @@ final class DateTimeConverters {
 		}
 	}
 
+
 	@UsesJava8
 	private static class CalendarToInstantConverter implements Converter<Calendar, Instant> {
 

spring-context/src/main/java/org/springframework/format/datetime/standard/DateTimeFormatterRegistrar.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2014 the original author or authors.
+ * Copyright 2002-2015 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,12 +16,14 @@
 
 package org.springframework.format.datetime.standard;
 
+import java.time.Duration;
 import java.time.Instant;
 import java.time.LocalDate;
 import java.time.LocalDateTime;
 import java.time.LocalTime;
 import java.time.OffsetDateTime;
 import java.time.OffsetTime;
+import java.time.Period;
 import java.time.ZonedDateTime;
 import java.time.format.DateTimeFormatter;
 import java.time.format.FormatStyle;
@@ -182,6 +184,8 @@ public class DateTimeFormatterRegistrar implements FormatterRegistrar {
 				new TemporalAccessorParser(OffsetTime.class, timeFormatter));
 
 		registry.addFormatterForFieldType(Instant.class, new InstantFormatter());
+		registry.addFormatterForFieldType(Period.class, new PeriodFormatter());
+		registry.addFormatterForFieldType(Duration.class, new DurationFormatter());
 
 		registry.addFormatterForFieldAnnotation(new Jsr310DateTimeFormatAnnotationFormatterFactory());
 	}

spring-context/src/main/java/org/springframework/format/datetime/standard/DurationFormatter.java

@@ -0,0 +1,47 @@
+/*
+ * Copyright 2002-2015 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.format.datetime.standard;
+
+import java.text.ParseException;
+import java.time.Duration;
+import java.util.Locale;
+
+import org.springframework.format.Formatter;
+import org.springframework.lang.UsesJava8;
+
+/**
+ * {@link Formatter} implementation for a JSR-310 {@link Duration},
+ * following JSR-310's parsing rules for a Duration.
+ *
+ * @author Juergen Hoeller
+ * @since 4.2.4
+ * @see Duration#parse
+ */
+@UsesJava8
+public class DurationFormatter implements Formatter<Duration> {
+
+	@Override
+	public Duration parse(String text, Locale locale) throws ParseException {
+		return Duration.parse(text);
+	}
+
+	@Override
+	public String print(Duration object, Locale locale) {
+		return object.toString();
+	}
+
+}

spring-context/src/main/java/org/springframework/format/datetime/standard/PeriodFormatter.java

@@ -0,0 +1,48 @@
+/*
+ * Copyright 2002-2015 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.format.datetime.standard;
+
+import java.text.ParseException;
+import java.time.Instant;
+import java.time.Period;
+import java.util.Locale;
+
+import org.springframework.format.Formatter;
+import org.springframework.lang.UsesJava8;
+
+/**
+ * {@link Formatter} implementation for a JSR-310 {@link Period},
+ * following JSR-310's parsing rules for a Period.
+ *
+ * @author Juergen Hoeller
+ * @since 4.2.4
+ * @see Period#parse
+ */
+@UsesJava8
+public class PeriodFormatter implements Formatter<Period> {
+
+	@Override
+	public Period parse(String text, Locale locale) throws ParseException {
+		return Period.parse(text);
+	}
+
+	@Override
+	public String print(Period object, Locale locale) {
+		return object.toString();
+	}
+
+}